INTEREST-BEARING DEPOSITS AND SECURITIES (Textual) (Details) (USD $)	3 Months Ended
Mar. 31, 2013 security	Mar. 31, 2012 security	Dec. 31, 2012 security
Trading Securities [Abstract]
Trading Securities, Number of Securities Sold	21	0
Trading Securities, Sold	$ 6,070,000	$ 0
Trading Securities, Realized Gain	1,100,000
Trading Securities, Realized Gain, Recoveries	(1,000,000)
Trading Securities, OTTI (Recovery) Charges	(409,000)	0
Trading Securities, Number of Securities in Nonaccrual Status	0	0
Available-for-sale Securities [Abstract]
Available-for-sale Securities, Number of Securities Sold	4	0
Available-for-sale Securities, Sale Proceeds	13,900,000
Available-for-sale Securities, Gross Realized Gain (Loss)	(117,000)
Available-for-sale Securities, Unrealized Loss Position, Number of Securities	59		52
Held-to-maturity Securities [Abstract]
Held-to-maturity Securities, Number of Securities Sold	0	0
Held-to-maturity Securities, OTTI Charges	0	0
Held-to-maturity Securities, Number of Securities in Nonaccrual Status	0
Held-to-maturity Securities, Unrecognized Holding Loss, Number of Securties	7		5
Total pledged securities, amortized cost	$ 235,000,000

Available-for-sale Securities, Gross Realized Gains (Losses), Number of Securities Sold

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Available-for-sale Securities, Unrealized Loss Position, Number of Securities

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Held-to-maturity Securities, Number of Securities in Nonaccrual Status

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Held-to-maturity Securities, Realized Gain (Loss), Number of Securities Sold

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Held-to-maturity Securities, Unrecognized Holding Loss, Number of Securties

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Other than Temporary Impairment Losses (Recoveries) Investments, Portion Recognized in Earnings, Trading Securities

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Trading Securities, Number of Securities in Nonaccrual Status

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Trading Securities, Realized Gain, Recoveries

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This item represents the difference between the gross realized gains and losses realized on the sale of debt or equity securities categorized neither as held-to-maturity nor trading securities. Additionally, this item would include any losses recognized for other than temporary impairments (OTTI) of the subject investments in debt and equity securities.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 115

-Paragraph 16

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-Topic 320

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-Section 50

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The total amount of proceeds received for the sale of securities, categorized neither as held-to-maturity nor trading securities, during the reporting period.

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The amount of other than temporary impairment losses on investments in debt securities categorized as Held-to-maturity which have been recognized in earnings during the period. Such impairment losses consist of other than temporary impairments (OTTI) of investments in debt securities due to credit losses and other than temporary impairments due to other than credit losses when the entity intends to sell an impaired debt security or it is more likely than not that the entity will be required to sell the impaired debt security before recovery of its amortized cost basis.

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Sum of the carrying amounts as of the date of the latest financial statement presented of securities which are owned but transferred to another party to serve as collateral to partially or fully secure a debt obligation, repurchase agreement or other current or potential obligation, and for which the transferee is not permitted to sell or re-pledge them to an unrelated party.

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The net cash inflow or outflow from sales and purchases of trading securities during the period. Trading securities are bought and held principally for the purpose of selling them in the near term (thus held for only a short period of time).

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This item represents the gain realized during the period from the sale of trading securities.

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